Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Priority to JP10522673UpriorityCriticalpatent/JPS5051119U/ja
Priority to CA208,394Aprioritypatent/CA1026608A/en
Priority to DE19742443110prioritypatent/DE2443110C3/de
Priority to IT7427068Aprioritypatent/IT1021187B/it
Publication of JPS5051119UpublicationCriticalpatent/JPS5051119U/ja